<template>
  <view v-if="goods_info.goods_name" class="goods-detail-container">
    <swiper :indicator-dots="true" :autoplay="true" :interval="3000" :duration="1000" :circular="true">
      <!-- 轮播图区域 -->
      <swiper-item v-for="(item,index) in goods_info.pics" :key="index">
        <image :src="item.pics_big" @click="preview(index)"></image>
      </swiper-item>
    </swiper>
    
    <!-- 商品信息区域 -->
    <view class="goods-info-box">
      <!-- 商品价格 -->
      <view class="price">￥{{goods_info.goods_price}}</view>
      <!-- 商品信息主体区域 -->
      <view class="goods-info-body">
        <!-- 商品名字 -->
        <view class="goods-name">
          {{goods_info.goods_name}}
        </view>
        <!-- 收藏 -->
        <view class="favi">
          <uni-icons type="star" size="18" color="gray"></uni-icons>
          <text>收藏</text>
        </view>
      </view>
      <!-- 运费 -->
      <view class="yf">
        快递：免运费
      </view>
      <rich-text :nodes="goods_info.goods_introduce"></rich-text>
      <!-- 商品导航组件区域 -->
      <view class="goods_nav">
              <uni-goods-nav :fill="true"  :options="options" :buttonGroup="buttonGroup"  @click="onClick" @buttonClick="buttonClick" />
      </view>
    </view>
  </view>
</template>

<script setup>
import { reactive, ref, watch } from 'vue';
import {onLoad} from '@dcloudio/uni-app'
import { useCart } from '../../store';
import { storeToRefs } from 'pinia';
// 导入仓库
const cartStore = useCart()
const {total} = storeToRefs(cartStore)

  const goods_info = ref({})
  const options = reactive([
    {
    icon: 'shop',
    text: '店铺',
    infoBackgroundColor:'#007aff',
    infoColor:"red"
  }, 
  {
	icon: 'cart',
	text: '购物车',
	info: total
}])
  const buttonGroup = [{
    text: '加入购物车',
    backgroundColor: '#ff0000',
    color: '#fff'
  },
  {
    text: '立即购买',
    backgroundColor: '#ffa200',
    color: '#fff'
  }
  ]
    onLoad((options)=>{
      const goods_id = options.goods_id
      getGoodsDetail(goods_id)
    })
const getGoodsDetail = async (goods_id)=>{
          const {data:res} = await uni.$http.get('api/public/v1/goods/detail',{goods_id})
          if(res.meta.status !== 200) return uni.$showMsg()
          res.message.goods_introduce=res.message.goods_introduce.replace(/<img/g,'<img style="display:block;"').replace(/wep/g,'jpg')
          goods_info.value = res.message
}
const preview = (i)=>{
          uni.previewImage({
            urls:goods_info.value.pics.map(item=>item.pics_big),
            current:i
          })
}
const onClick = (e)=>{
          if(e.content.text === '购物车'){
            uni.switchTab({
              url:'/pages/cart/cart'
            })
          }
}
const buttonClick = (e)=>{
  if(e.content.text === '加入购物车'){
    // 组织商品的信息对象
    // {goods_id,goods_name,goods_price,goods_count,goods_small_logo,goods_state}
    const goods = {
      goods_id:goods_info.value.goods_id,
      goods_name:goods_info.value.goods_name,
      goods_price:goods_info.value.goods_price,
      goods_count:1,
      goods_small_logo:goods_info.value.goods_small_logo,
      goods_state:true,
    }
    // 调用addToCart方法
    cartStore.addToCart(goods)
  }
}
</script>

<style lang="scss">
swiper{
  height: 750rpx;
  image{
    width: 100%;
    height: 100%;
  }
}
.goods-info-box{
  padding: 10px;
  padding-right: 0;
  .price{
    margin: 10px 0;
    color:red;
    font-size: 18px;
  }
  .goods-info-body{
    display: flex;
    justify-content: space-between;
    .goods-name{
      font-size: 13px;
      margin-right: 10px;
    }
    .favi{
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      width: 120px;
      font-size: 12px;
      border-left: 1px solid #efefef;
      color: gray;
    }
  }
  .yf{
    font-size: 12px;
    color: gray;
    margin: 10px 0;
  }
}
.goods_nav{
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
}
.goods-detail-container{
  padding-bottom: 50px;
}
</style>
